Real world company prefixes

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M n O P Q R S T U V W X Y Z Ø
J& J0 J1 J2 J3 J4 J5 J6 J7 J8 J9 JA JB JC JD JE JF JG JH JI JJ JK JL JM JN JO JP JQ JR JS JT JU JV JW JX JY JZ
JHA JHB JHC JHD JHE JHF JHG JHH JHI JHJ JHK JHL JHM JHN JHO JHP JHR JHS JHT JHU JHV JHW JHY
JHLN JHLX
1 JHLX J.H. Leftwich & Co., Inc. added 1/1963; 7/1965-10/1966; eliminated 10/1968   NAKINA
2 JHLX J.H. Leftwich & Co., Inc. 7/65-10/66; eliminated 10/68   NRHS
3 JHLX J.H. LEFTWICH & CO., INC.     PWRC
4 JHLX LEFTWICH & CO INC J H     SCAC3